15:4415:44, 5 March 2020diffhist+5
Alfvén wave
Phase velocity approaches velocity of light as v_A approaches infinity, not speed of light. Substitute v_A=c into expression for v and you'll immediately see that the text in previous version was wrong.
15:4415:44, 5 March 2020diffhist+5
Alfvén wave
Phase velocity approaches velocity of light as v_A approaches infinity, not speed of light. Substitute v_A=c into expression for v and you'll immediately see that the text in previous version was wrong.